76 



HIRUNDINIDiE. 



sects, and for the most part construct their nests of 

 mud or other firm materials. 



GENUS XLI.— CH^TURA mihi. 



Rostrum mandibuld infer lore 



apice rect^. 

 Ala longissimag. 

 Cauda brevissima; rectrices 



apice, subulatae, acutae. 



Beak with the lower man- 

 dible straight at the tip. 



Wings very long. 



Tail very short ; its feathers 

 subulated and acute at the 

 tip. 



HiRUNDO Auctorum. — Cypselus, pars. Temm. 



Sp. 1. Ch. pelasgia. 



Hirundo pelasgia. Steph. v. x. 128. — North America, 

 Sp. 2. Ch. Martinicana. 



Hirunda acuta. Steph. v. x. 131.^/. 15. — West Indies. 

 Sp. 3. Ch. pacifica. 



Hirundo pacifica. Steph. v. x. 132. — New Holland. 

 Sp. 4. Ch. australis. 



Hirundo caudacuta. Steph. v, x. 133. — New South Wales. 

 Sp. 5. Ch. fusca. 



Hirundo fusca. Steph. v. x. 133. ? 



Sp. 6. Ch. collaris. 



Ch. obscure-nigro, torque albo. 



Dull-black Chsetura with a white collar. 



Cypselus collaris. Pr. Max. Trav. i. 63. — Temm. PL Col. 195 



Inhabits Brazil. Length six inches and a hal 

 from the tip of the beak to that of the tail, but t 

 the end of the wings nine inches : the prevailin 

 colour of the plumage is a sooty black, with the wing 

 and head rather lightest : on the back part of th 

 neck is a white collar, narrow on the sides, but broade 

 on the nape and on the upper part of the breast : th 



